/Engine/Source/Editor/StaticMeshEditor/Public/StaticMeshEditorSubsystem.h
Remove collisions from a static mesh. This method replicates what is done when invoking menu entries "Collision > Remove Collision" in the Mesh Editor.
A boolean indicating if the removal was successful or not.
bool RemoveCollisionsWithNotification ( [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * StaticMesh, bool bApplyChanges )